| 单词 | brightening agent |
| 释义 | brightening agentnouna compound applied to a textile to increase its brightness by the conversion of ultraviolet radiation to visible (blue) light, used in detergents Words nearby brightening agentbright and early, bright-blindness, bright coal, brighten, brightener, brightening agent, bright-eyed, bright-eyed and bushy-tailed, bright-field, bright idea, bright lights Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 |
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